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Finding the Fourth Proportional to 174,922.75, 262,217.88 and 68,375.02

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Solution

The fourth proportional to 174,922.75, 262,217.88 and 68,375.02 is: 102,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,922.75 : 262,217.88 = 68,375.02 : x
  2. Step 2: Convert to fraction form
    174,922.75/262,217.88 = 68,375.02/x
  3. Step 3: Cross multiply
    174,922.75x = 262,217.88 × 68,375.02
  4. Step 4: Simplify right side
    174,922.75x = 17,929,152,264.66
  5. Step 5: Solve for x
    x = 17,929,152,264.66/174,922.75
  6. Step 6: Final answer
    x = 102,497.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.